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[perl5.git] / ext / B / Deparse.t
CommitLineData
87a42246
MS
1#!./perl
2
3BEGIN {
4 chdir 't' if -d 't';
5 if ($^O eq 'MacOS') {
6 @INC = qw(: ::lib ::macos:lib);
7 } else {
8 @INC = '.';
9 push @INC, '../lib';
10 }
11}
12
13$| = 1;
14use warnings;
15use strict;
16use Config;
17
ce4e655d 18print "1..14\n";
87a42246
MS
19
20use B::Deparse;
21my $deparse = B::Deparse->new() or print "not ";
ad46c0be 22my $i=1;
d4a0c6f3 23print "ok " . $i++ . "\n";
ad46c0be 24
87a42246
MS
25
26# Tell B::Deparse about our ambient pragmas
27{ my ($hint_bits, $warning_bits);
28 BEGIN {($hint_bits, $warning_bits) = ($^H, ${^WARNING_BITS})}
29 $deparse->ambient_pragmas (
30 hint_bits => $hint_bits,
31 warning_bits => $warning_bits,
32 '$[' => 0 + $[
33 );
34}
35
ad46c0be
RH
36$/ = "\n####\n";
37while (<DATA>) {
38 chomp;
39 s/#.*$//mg;
87a42246 40
ad46c0be
RH
41 my ($input, $expected);
42 if (/(.*)\n>>>>\n(.*)/s) {
43 ($input, $expected) = ($1, $2);
44 }
45 else {
46 ($input, $expected) = ($_, $_);
47 }
87a42246 48
ad46c0be 49 my $coderef = eval "sub {$input}";
87a42246 50
ad46c0be 51 if ($@) {
d4a0c6f3 52 print "not ok " . $i++ . "\n";
ad46c0be
RH
53 print "# $@";
54 }
55 else {
56 my $deparsed = $deparse->coderef2text( $coderef );
57 my $regex = quotemeta($expected);
58 do {
59 no warnings 'misc';
60 $regex =~ s/\s+/\s+/g;
61 };
62
63 my $ok = ($deparsed =~ /^\{\s*$regex\s*\}$/);
d4a0c6f3 64 print (($ok ? "ok " : "not ok ") . $i++ . "\n");
ad46c0be
RH
65 if (!$ok) {
66 print "# EXPECTED:\n";
67 $regex =~ s/^/# /mg;
68 print "$regex\n";
69
70 print "\n# GOT: \n";
71 $deparsed =~ s/^/# /mg;
72 print "$deparsed\n";
73 }
87a42246 74 }
87a42246
MS
75}
76
87a42246
MS
77use constant 'c', 'stuff';
78print "not " if (eval "sub ".$deparse->coderef2text(\&c))->() ne 'stuff';
d4a0c6f3 79print "ok " . $i++ . "\n";
87a42246
MS
80
81$a = 0;
82print "not " if "{\n (-1) ** \$a;\n}"
83 ne $deparse->coderef2text(sub{(-1) ** $a });
d4a0c6f3 84print "ok " . $i++ . "\n";
87a42246
MS
85
86# XXX ToDo - constsub that returns a reference
87#use constant cr => ['hello'];
88#my $string = "sub " . $deparse->coderef2text(\&cr);
89#my $val = (eval $string)->();
90#print "not " if ref($val) ne 'ARRAY' || $val->[0] ne 'hello';
d4a0c6f3 91#print "ok " . $i++ . "\n";
87a42246
MS
92
93my $a;
94my $Is_VMS = $^O eq 'VMS';
95my $Is_MacOS = $^O eq 'MacOS';
96
97my $path = join " ", map { qq["-I$_"] } @INC;
98my $redir = $Is_MacOS ? "" : "2>&1";
99
100$a = `$^X $path "-MO=Deparse" -anle 1 $redir`;
101$a =~ s/-e syntax OK\n//g;
102$a =~ s{\\340\\242}{\\s} if (ord("\\") == 224); # EBCDIC, cp 1047 or 037
103$a =~ s{\\274\\242}{\\s} if (ord("\\") == 188); # $^O eq 'posix-bc'
104$b = <<'EOF';
105
106LINE: while (defined($_ = <ARGV>)) {
107 chomp $_;
108 @F = split(" ", $_, 0);
109 '???';
110}
111
112EOF
f99a63a2 113print "# [$a]\n\# vs expected\n# [$b]\nnot " if $a ne $b;
d4a0c6f3 114print "ok " . $i++ . "\n";
87a42246 115
ad46c0be
RH
116__DATA__
117# 1
1181;
119####
120# 2
121{
122 no warnings;
123 '???';
124 2;
125}
126####
127# 3
128my $test;
129++$test and $test /= 2;
130>>>>
131my $test;
132$test /= 2 if ++$test;
133####
134# 4
135-((1, 2) x 2);
136####
137# 5
138{
139 my $test = sub : lvalue {
140 my $x;
141 }
142 ;
143}
144####
145# 6
146{
147 my $test = sub : method {
148 my $x;
149 }
150 ;
151}
152####
153# 7
154{
155 my $test = sub : locked method {
156 my $x;
157 }
158 ;
159}
160####
161# 8
87a42246 162{
ad46c0be 163 234;
f99a63a2 164}
ad46c0be
RH
165continue {
166 123;
87a42246 167}
ce4e655d
RH
168####
169# 9
170my $x;
171print $main::x;
172####
173# 10
174my @x;
175print $main::x[1];